cake_wallet/lib/view_model/lightning_view_model.dart

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import 'dart:async';
import 'package:breez_sdk/breez_sdk.dart';
import 'package:breez_sdk/bridge_generated.dart';
import 'package:mobx/mobx.dart';
part 'lightning_view_model.g.dart';
class LightningViewModel = LightningViewModelBase with _$LightningViewModel;
abstract class LightningViewModelBase with Store {
LightningViewModelBase() {}
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Future<List<String>> receiveOnchain() async {
final sdk = await BreezSDK();
ReceiveOnchainRequest req = const ReceiveOnchainRequest();
SwapInfo swapInfo = await sdk.receiveOnchain(req: req);
print("Minimum amount allowed to deposit in sats: ${swapInfo.minAllowedDeposit}");
print("Maximum amount allowed to deposit in sats: ${swapInfo.maxAllowedDeposit}");
return [
swapInfo.bitcoinAddress,
swapInfo.minAllowedDeposit.toString(),
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swapInfo.maxAllowedDeposit.toString(),
swapInfo.channelOpeningFees?.minMsat.toString() ?? "2000",
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];
}
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Future<String> createInvoice({required String amount, String? description}) async {
final sdk = await BreezSDK();
final req = ReceivePaymentRequest(
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amountMsat: (double.parse(amount) * 100000000).round(),
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description: description ?? '',
);
final res = await sdk.receivePayment(req: req);
return res.lnInvoice.bolt11;
}
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Future<List<String>> invoiceLimitsSats() async {
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final sdk = await BreezSDK();
final req = ReceivePaymentRequest(
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amountMsat: 3000 * 1000,
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description: "limits",
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);
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final res = await sdk.receivePayment(req: req);
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int min = (res.openingFeeMsat ?? (2500 * 1000));
int max = 1000000000 * 1000 * 10;// 10 BTC
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return [min.toString(), max.toString()];
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}
}